Home / 228,350.21-342,558.09-70,590.96

Finding the Fourth Proportional to 228,350.21, 342,558.09 and 70,590.96

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Solution

The fourth proportional to 228,350.21, 342,558.09 and 70,590.96 is: 105,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,350.21 : 342,558.09 = 70,590.96 : x
  2. Step 2: Convert to fraction form
    228,350.21/342,558.09 = 70,590.96/x
  3. Step 3: Cross multiply
    228,350.21x = 342,558.09 × 70,590.96
  4. Step 4: Simplify right side
    228,350.21x = 24,181,504,428.87
  5. Step 5: Solve for x
    x = 24,181,504,428.87/228,350.21
  6. Step 6: Final answer
    x = 105,896.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.